Which alert condition should you configure?

You are deploying your application to a Compute Engine virtual machine instance with the Stackdriver

Monitoring Agent installed. Your application is a unix process on the instance. You want to be alerted if the unix process has not run for at least 5 minutes. You are not able to change the application to generate metrics or logs.

Which alert condition should you configure?
A . Uptime check
B . Process health
C . Metric absence
D . Metric threshold

Answer: B

Explanation:

Reference: https://cloud.google.com/monitoring/alerts/concepts-indepth